Shock is a 2004 Indian Tamil-language supernatural horror film directed and produced by Thiagarajan. The film features his son Prashanth and Meena in lead roles, while Abbas, Thiagarajan, Suhasini, Kalairani, and Sarath Babu, amongst others play supporting roles. The music is by Salim-Sulaiman. The film was a remake of Ram Gopal Varma's Hindi film, Bhoot (2003), and was released on 23 July 2004 to a positive response from critics. The film was successful at the box office.